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Subjects
Science CBSE
Class 8 New
Pressure, Winds, Storms, and Cyclones
Pumpa Practice Questions
4.
Concepts of pressure in solid
Exercise condition:
1
m.
Read the questions and select the best answer
Assertion (A):
A pointed nail can be driven into wood more easily than a blunt one.
Reason (R):
The pointed end has less area and so produces less pressure for the same force.
Both A and R are true and R is the correct explanation of A
Both A and R are true but R is not the correct explanation of A
A is false but R is true
A is true but R is false
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